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4251 - 4275 of 5942 Items << < 166 167 168 169 170 171 172 173 174 175 > >>
4251 - 4275 of 5942 Items << < 166 167 168 169 170 171 172 173 174 175 > >>
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Waste (surplus) sand pile in center; blended sand for use, under trestle; and fine gravel pile to the right.
1936-05-06
2024-11-25 |
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A five-yard shovel dumping in hopper on end of "pendulum boom" conveyor in Brett pit.
1936-05-01
2024-11-25 |
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Excavation spoil conveyor on timber trestle crossing river to west main conveyor running to Rattlesnake Canyon dump pile.
1936-09-01
2024-11-25 |
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Source WI-63
WI-69
Tentative Disposition
WI-2 E SI-26
F-7
PI-34, 50
F-16, 19
PI-57
E E
Problem or Area of Concern
The desirability of bicycle paths - for maximum recreational benefits. The menace of motorcycles on...
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The dam and left power house foundation; high and low placing trestles; conveyor suspension bridge; and west cofferdam in the distance. Across the river, left, is shore-arm of downstream cofferdam - additional crib being floated into place.
1936-12-02
2024-11-25 |
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Source
F-5, 12 SI-33
PI-17, 21, 50, 60
Tentative Disposition
D
Problem or Area of Concern
3. The impact of water diversion for thermal plant cooling, whether for evaporation towers or for irrigation, should be checked. (G.B. 49)...
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Source
WI-20, F-9 WI-33
Tentative Disposition
C
F-9 B
1-2 B
Problem or Area of Concern C. Tributary Flood Control Concerns
1. Provide upstream flood control by constructing flood control structures and by good land management...
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Photograph of the cross-river ferry taken from the left side ramp. Detail of the 4-drum hoist and the cables required to maneuver the ferry may be noted. This ferry is being used to carry some 350,000 tons of riprap and armor rock from the Bull...
1950-09-12
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1937-05-23
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Map Symbol T1
Map Symbol T2
partnership is limited. The total estimated cost of development is $280,000, excluding land acquisition.
Hamilton Creek Trailhead
SITE DESCRIPTION: A trailhead in this area would provide
access to the...
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Suitability Analysis
With this analysis, the demand for additional recreation opportunities is well documented. However, the Scenic Area Act requires development to be consistent with the protection and enhancement of the scenic, cultural, and...
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1929-1930". "Contour interval 50 feet. Datum is mean sea level." "Edition of 1934". Highway...
2024-11-25
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Label on verso: US WPA 542
WORKS PROGRESS ADMINISTRATION M-9;
STATE OF WASHINGTON; Date taken: April 19, 1939; Zone; County; City;
Title: Columbia River Clearance Project; Descriptive Caption: "Camp...
2024-11-25
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The collection consists of correspondence, reports, designs, specifications, and photographs, relating to dams, dam sites, and hydroelectric power plants in Arizona, California, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Wyoming, British...
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Document: Remarks of Honorable Wayne N. Aspinall before the annual meeting of the Colorado State Grange, October 1, 1966, page 13
1966-10-01
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Hunting license, special tag, and duck stamp sales—Columbia River Basin
Hunting license Special tags Duck stamps
Type of permit
Number Value Number Value Number Value
Oregon, 1943:
Hunting licenses:
Resident 55, 401 $166, 203...
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The current (1993-95) quality of shallow ground water inWillamette Basin alluvium is described using results from two studies. A Study-Unit Survey, or regional assessment of shallow groundwater quality in alluvium, was done from June through...
1997-11-25
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Pine Creek Conservation Area (PCCA), just northeast of the John Day River in Wheeler County, Oregon, was acquired in 1999-2001 by the Confederate Tribes of Warm Springs with support from the Bonneville Power Administration (BPA), to mitigate for...
2013 (iso8601)
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Because of water-right controversies there has been a virtual moratorium on water resources development in the Pacific Southwest for the past 20 years. During that period, the Federal Government has invested only modest amounts in the region. In...
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KEY MAP
LEGEND • Sawmill
UPPER SNAKE PRIMARY FOREST INDUSTRIES
SOURCE: FOREST SERVICE,
U. S. DEPARTMENT OF AGRICULTURE
in the upper basin are presented in accompanying maps.
Useful ends other than timber output are served by the...
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Since 1948, pear decline has been responsible for the devitalization
and death of many pear trees in the Pacific Coast states and
British Columbia.
Use of anatomical abnormalities of the graft union as a diagnostic
technique to separate pear...
1965-06-04 (iso8601)
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help species by encouraging habitat conservation planning, but it also gambles on the validity of current expertise and judgment. If the plan turns out to be wrong, the species will bear the consequences.
Adaptive management faces a similar...
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measures and fluctuating natural conditions to see if the comparative efficacy of the two techniques varied with different climatic conditions. Because natural flow fluctuations are more extreme than artificially-induced fluctuations,...
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